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ee) 
14 (13). 
5 (16). 
16 (15). 
Mr. R. C. L. Perkins on 
. Distance between the lateral angles of the median produced 
part of the clypeus, not less than the distance between 
one of these and the nearest lateral tooth. 
C.. cavifrons, Thoms. 
. Distance between the lateral angles of the median produced 
part of the clypeus much less than the distance between 
one of them and the nearest lateral tooth. 
iuFaee longer Wi. ).. . .  C. planifrons, Thoms. 
. Face much wider across ihe eyes. C. sexcinctus, H. Sch. 
. Ocelli in a triangle much widest at base, smaller, length 
about ll mm... . .  C. chrysostomus, Lep. 
. Antennae with the thine joint elongate but much less than 
twice as long as the fourth and not conspicuously at- 
tenuated behind the apical portion in some aspects; 
clypeus not strongly produced in the middle and with 
only a slight emargination on each side of this; so that 
all the angles are obtuse or feeble; ocelli in a triangle with 
very wide base. Metacrabro, Ashm., M. lituratus, Panz. 
. Mandibles 3-dentate at apex, but with a very distinct 
additional tooth towards the middle of the inner margin. 
. Mesonotum without or almost without punctures, trans- 
versely rugose in front and longitudinally behind; 
superorbital foveae represented by feeble depressions along 
the eye-margins, the depressions dull and finely punctured. 
M. quadricinctus, F. (interruptus, Saund.) an. gen. nov. ? 
Mesonotum densely punctured; superorbital foveae repre- 
sented by feeble impressions, which are smooth and 
SIDE. st we. is . . . Aestocrabro, Ashm. 
Clypeus somewhat ees or very narrowly rounded in 
the middle of its apical margin; 3rd antennal joint short ; 
pygidial area much less elongated, the raised margins 
divergent from near the apex, not continuing subparallel 
for nearly half theirlength . X. microstictus, H. Schf. 
Clypeus with the median part of its apical margin wide, 
truncate or slightly emarginate; third antennal joint long ; 
pygidial area very greatly elongated, the raised margins 
subparallel for a long distance from the apex; a larger 
species Bee OME ip ile Calli gS 
THYREOPINAE. 
3S. 
1 (6). Ocelli arranged in an isosceles triangle much widest at the 
base; recurrent nervure received far beyond the middle 
